166561285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{373}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 228780288

約数和(自身を除く): 62219003

約数列:

[1, 5, 11, 23, 55, 115, 253, 353, 373, 1265, 1765, 1865, 3883, 4103, 8119, 8579, 19415, 20515, 40595, 42895, 89309, 94369, 131669, 446545, 471845, 658345, 1448359, 3028387, 7241795, 15141935, 33312257, 166561285]

約数ペア:

[(1, 166561285), (5, 33312257), (11, 15141935), (23, 7241795), (55, 3028387), (115, 1448359), (253, 658345), (353, 471845), (373, 446545), (1265, 131669), (1765, 94369), (1865, 89309), (3883, 42895), (4103, 40595), (8119, 20515), (8579, 19415)]